32 lines
1.0 KiB
Python
32 lines
1.0 KiB
Python
import Utils
|
|
from Patch import read_rom
|
|
|
|
JAP10HASH = '21f3e98df4780ee1c667b84e57d88675'
|
|
ROM_PLAYER_LIMIT = 65535
|
|
|
|
import hashlib
|
|
import os
|
|
|
|
|
|
def get_base_rom_bytes(file_name: str = "") -> bytes:
|
|
base_rom_bytes = getattr(get_base_rom_bytes, "base_rom_bytes", None)
|
|
if not base_rom_bytes:
|
|
file_name = get_base_rom_path(file_name)
|
|
base_rom_bytes = bytes(read_rom(open(file_name, "rb")))
|
|
|
|
basemd5 = hashlib.md5()
|
|
basemd5.update(base_rom_bytes)
|
|
if JAP10HASH != basemd5.hexdigest():
|
|
raise Exception('Supplied Base Rom does not match known MD5 for JAP(1.0) release. '
|
|
'Get the correct game and version, then dump it')
|
|
get_base_rom_bytes.base_rom_bytes = base_rom_bytes
|
|
return base_rom_bytes
|
|
|
|
def get_base_rom_path(file_name: str = "") -> str:
|
|
options = Utils.get_options()
|
|
if not file_name:
|
|
file_name = options["sm_options"]["rom_file"]
|
|
if not os.path.exists(file_name):
|
|
file_name = Utils.local_path(file_name)
|
|
return file_name
|